1. Department of Rehabilitation Medicine, Tamakyuryo Hospital, Machida, Japan
2. Graduate School of Medical Science, Kitasato University, Sagamihara, Japan
3. Department of Rehabilitation, School of Allied Health Sciences, Kitasato University, Sagamihara, Japan
4. Department of Community Mental Health & Law, National Institute of Mental Health, National Center of Neurology and Psychiatry, Kodaira, Japan